How stem cells are used
Using stem cells , scientists think they can grow new healthy skin cells. Then they could transplant this new skin on to the burn victim.
What controversial issue is
The embryos can be used in research laboratories. But these embryos need to be killed to access the stem cells inside. This bothers many people.
What different opinions are
They argue that a single embryonic stem cell is the most basic form of human life. It is like ending the life of a human being..